#include "ourhdr.h"

#define BUFFSIZE	8192

int main(){
	int n;
	char buf[BUFFSIZE];

	while( (n = read(STDIN_FILENO, buf, BUFFSIZE)) > 0)
		if( write(STDOUT_FILENO, buf, n) != n)
			err_sys("write error");

	if(n < 0)
		err_sys("read error");

	return 0;
}
